Asus M2N-MX SE PLUS - Manual (Page 32)

1-20 Chapter 1: Product introduction
1.8.3 PCI slots
The PCI slots support cards such as
a LAN card, SCSI card, USB card,
and other cards that comply with PCI
specifications. The figure shows a LAN
card installed on a PCI slot.
1.8.4 PCI Express x16 slot
This motherboard has supports PCI
Express x16 graphic cards that comply
with PCI Express specifications. The
figure shows a graphics card installed on
the PCI Express x16 slot.